Marine Diesel in Long Island

From workboats to weekenders, Heras Fuel Oil Corp keeps you running strong on Long Island waters. Dependable Fuel Oil Delivery Across the South Fork 631-430-4727

Top-Grade Marine Diesel for Every Vessel

At Heras Fuel Oil Corp, we understand that time on the water is valuable—whether you're fishing commercially or enjoying a pleasure cruise. That’s why we supply only high-quality marine diesel that meets strict industry standards for cleanliness, efficiency, and engine protection. Our fuel is filtered and treated for optimal performance, reducing engine wear and preventing water contamination.

Serving marinas, private docks, and commercial fleets across the South Fork of Long Island, our experienced team ensures timely, reliable dockside deliveries tailored to your schedule. With over a decade of local service, we’ve built a reputation for dependability, honesty, and top-tier fuel. When you fuel with Heras Fuel Oil Corp, you’re powering your vessel with confidence.

Clean Fuel. Smooth Sailing.

Our Services

Marine Diesel
Fuel Oil Delivery
Industrial Generator

Our Guarantees

24/7 Emergency Delivery
Local & Family-Owned
Competitive Prices
Fast, Reliable Service

We Serve

Long Island

Dockside Delivery You Can Count On

We bring the fuel straight to your slip. Whether you’re prepping for a busy day at sea or refueling after hours, Heras Fuel Oil Corp offers convenient and dependable marine diesel delivery to docks, shipyards, and harbors across the South Fork. Our flexible scheduling, 24/7 availability, and responsive team make it easy to keep your operations moving without delay.

Need an emergency delivery before dawn? We’ve got you covered. With fully licensed, locally based drivers and a fleet built for marine service, we know how to navigate Long Island’s coastal communities better than anyone. Trust Heras Fuel Oil Corp to show up on time—with clean fuel and zero hassle.